feat(crds): add crd spec

deploy/crds/cluster.seaweedfs.com_seaweedfsclusters_crd.yaml

@@ -0,0 +1,120 @@
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: seaweedfsclusters.cluster.seaweedfs.com
+spec:
+  group: cluster.seaweedfs.com
+  names:
+    kind: SeaweedfsCluster
+    listKind: SeaweedfsClusterList
+    plural: seaweedfsclusters
+    singular: seaweedfscluster
+  scope: Namespaced
+  subresources:
+    status: {}
+  validation:
+    openAPIV3Schema:
+      description: SeaweedfsCluster is the Schema for the seaweedfsclusters API
+      properties:
+        apiVersion:
+          description: 'APIVersion defines the versioned schema of this representation
+            of an object. Servers should convert recognized schemas to the latest
+            internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources'
+          type: string
+        kind:
+          description: 'Kind is a string value representing the REST resource this
+            object represents. Servers may infer this from the endpoint the client
+            submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds'
+          type: string
+        metadata:
+          type: object
+        spec:
+          description: SeaweedfsClusterSpec defines the desired state of SeaweedfsCluster
+          properties:
+            filer:
+              description: SeaweedfsFilerSpec defines the desired state of filer server
+                in cluster
+              properties:
+                dir_list_limit:
+                  description: DirListLimit limit sub dir listing size, default 100000
+                  format: int32
+                  type: integer
+                disable_dir_listing:
+                  description: DisableDirListing turn off directory listing
+                  type: boolean
+                max_mb:
+                  description: MaxMB split files larger than the limit, default 32
+                  format: int32
+                  type: integer
+                port:
+                  description: Port filer server http listen port
+                  format: int32
+                  type: integer
+                replicas:
+                  description: Replicas a size of filer replications
+                  format: int32
+                  type: integer
+              type: object
+            master:
+              description: SeaweedfsMasterSpec defines the desired state of master
+                server in cluster
+              properties:
+                default_replication:
+                  description: DefaultReplication set the data replication policy
+                    in volumes. default "000"
+                  type: string
+                disable_http:
+                  description: DisableHTTP if disable http proto, only gRPC operations
+                    are allowed. GRPC port is http port + 10000
+                  type: boolean
+                port:
+                  description: Port set master server http api service port. default
+                    is 9333 Master servers also use it identify each other.
+                  format: int32
+                  type: integer
+                replication_size:
+                  description: Replicas a size of a raft cluster. The master servers
+                    are coordinated by Raft protocol, to elect a leader.
+                  format: int32
+                  type: integer
+              type: object
+            version:
+              type: string
+            volumes:
+              items:
+                description: SeaweedfsVolumeSpec defines the desired state of volume
+                  servers in cluster
+                properties:
+                  compaction_mbps:
+                    description: CompactionMbps limit background compaction or copying
+                      speed in mega bytes per second
+                    format: int32
+                    type: integer
+                  data_center:
+                    description: DataCenter current volume server's data center name
+                    type: string
+                  max:
+                    description: Max set the maximum numbers of volumes management
+                      by this server. Each volume is a 30G size file in under layer
+                      filesystem. Default is 7
+                    format: int32
+                    type: integer
+                  port:
+                    description: Port volume server api http listen port
+                    format: int32
+                    type: integer
+                  rack:
+                    description: Rack current volume server's rack name
+                    type: string
+                type: object
+              type: array
+          type: object
+        status:
+          description: SeaweedfsClusterStatus defines the observed state of SeaweedfsCluster
+          type: object
+      type: object
+  version: v1alpha1
+  versions:
+    - name: v1alpha1
+      served: true
+      storage: true

deploy/crds/cluster.seaweedfs.com_v1alpha1_seaweedfscluster_cr.yaml

@@ -0,0 +1,7 @@
+apiVersion: cluster.seaweedfs.com/v1alpha1
+kind: SeaweedfsCluster
+metadata:
+  name: example-seaweedfscluster
+spec:
+  # Add fields here
+  size: 3

deploy/role.yaml

@@ -1,6 +1,7 @@
-kind: Role
 apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
 metadata:
+  creationTimestamp: null
   name: seaweedfs-operator
 rules:
   - apiGroups:
@@ -15,7 +16,7 @@ rules:
       - configmaps
       - secrets
     verbs:
-      - "*"
+      - '*'
   - apiGroups:
       - apps
     resources:
@@ -24,22 +25,22 @@ rules:
       - replicasets
       - statefulsets
     verbs:
-      - "*"
+      - '*'
   - apiGroups:
       - monitoring.coreos.com
     resources:
       - servicemonitors
     verbs:
-      - "get"
+      - get
-      - "create"
+      - create
   - apiGroups:
       - apps
-    resources:
-      - deployments/finalizers
     resourceNames:
       - seaweedfs-operator
+    resources:
+      - deployments/finalizers
     verbs:
-      - "update"
+      - update
   - apiGroups:
       - ""
     resources:
@@ -52,3 +53,10 @@ rules:
       - replicasets
     verbs:
       - get
+  - apiGroups:
+      - cluster.seaweedfs.com
+    resources:
+      - '*'
+      - seaweedfsclusters
+    verbs:
+      - '*'

go.mod

@@ -1,11 +1,13 @@
 module github.com/seaweedfs/seaweedfs-operator
 
 require (
+	github.com/go-openapi/spec v0.17.2
 	github.com/operator-framework/operator-sdk v0.11.1-0.20191027213559-041ec5463883
 	github.com/spf13/pflag v1.0.3
 	k8s.io/api v0.0.0-20190918155943-95b840bb6a1f
 	k8s.io/apimachinery v0.0.0-20190913080033-27d36303b655
 	k8s.io/client-go v11.0.1-0.20190409021438-1a26190bd76a+incompatible
+	k8s.io/kube-openapi v0.0.0-20190401085232-94e1e7b7574c
 	sigs.k8s.io/controller-runtime v0.2.0
 )
 

go.sum

@@ -114,6 +114,7 @@ github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5Kwzbycv
 github.com/fatih/structtag v1.0.0/go.mod h1:IKitwq45uXL/yqi5mYghiD3w9H6eTOvI9vnk8tXMphA=
 github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
 github.com/fortytw2/leaktest v1.3.0/go.mod h1:jDsjWgpAGjm2CA7WthBh/CdZYEPF31XHquHwclZch5g=
+github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/gernest/wow v0.1.0/go.mod h1:dEPabJRi5BneI1Nev1VWo0ZlcTWibHWp43qxKms4elY=
 github.com/getsentry/raven-go v0.1.2/go.mod h1:KungGk8q33+aIAZUIVWZDr2OfAEBsO49PX4NzFV5kcQ=
@@ -168,6 +169,7 @@ github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7a
 github.com/gogo/protobuf v1.2.0/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/gogo/protobuf v1.2.1 h1:/s5zKNz0uPFCZ5hddgPdo2TK2TVrUNMn0OOX8/aZMTE=
 github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
+github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/groupcache v0.0.0-20180513044358-24b0969c4cb7/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/groupcache v0.0.0-20180924190550-6f2cf27854a4/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
@@ -184,6 +186,7 @@ github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8l
 github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
+github.com/google/go-cmp v0.3.0 h1:crn/baboCvb5fXaQ0IJ1SGTsTVrWpDsCWC8EGETZijY=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
 github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
@@ -249,6 +252,7 @@ github.com/hashicorp/logutils v1.0.0/go.mod h1:QIAnNjmIWmVIIkWDTG1z5v++HQmx9WQRO
 github.com/hashicorp/mdns v1.0.0/go.mod h1:tL+uN++7HEJ6SQLQ2/p+z2pH24WQKWjBPkE0mNTz8vQ=
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+github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/huandu/xstrings v1.2.0/go.mod h1:DvyZB1rfVYsBIigL8HwpZgxHwXozlTgGqn63UyNX5k4=
 github.com/iancoleman/strcase v0.0.0-20180726023541-3605ed457bf7/go.mod h1:SK73tn/9oHe+/Y0h39VT4UCxmurVJkR5NA7kMEAOgSE=
@@ -283,9 +287,11 @@ github.com/konsorten/go-windows-terminal-sequences v0.0.0-20180402223658-b729f26
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
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@@ -342,10 +348,12 @@ github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn
 github.com/olekukonko/tablewriter v0.0.1/go.mod h1:vsDQFd/mU46D+Z4whnwzcISnGGzXWMclvtLoiIKAKIo=
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@@ -380,6 +388,7 @@ github.com/pierrec/lz4 v2.0.5+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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@@ -454,6 +463,7 @@ github.com/stevvooe/resumable v0.0.0-20180830230917-22b14a53ba50/go.mod h1:1pdIZ
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
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@@ -596,6 +606,7 @@ google.golang.org/api v0.3.2/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMt
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
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+google.golang.org/appengine v1.4.0 h1:/wp5JvzpHIxhs/dumFmF7BXTf3Z+dd4uXta4kVyO508=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
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@@ -614,6 +625,7 @@ google.golang.org/grpc v1.19.1/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZi
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
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@@ -628,6 +640,7 @@ gopkg.in/natefinch/lumberjack.v2 v2.0.0-20170531160350-a96e63847dc3/go.mod h1:l0
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+gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
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@@ -642,6 +655,7 @@ honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 k8s.io/api v0.0.0-20190409021203-6e4e0e4f393b h1:aBGgKJUM9Hk/3AE8WaZIApnTxG35kbuQba2w+SXqezo=
 k8s.io/api v0.0.0-20190409021203-6e4e0e4f393b/go.mod h1:iuAfoD4hCxJ8Onx9kaTIt30j7jUFS00AXQi6QMi99vA=
+k8s.io/apiextensions-apiserver v0.0.0-20190409022649-727a075fdec8 h1:q1Qvjzs/iEdXF6A1a8H3AKVFDzJNcJn3nXMs6R6qFtA=
 k8s.io/apiextensions-apiserver v0.0.0-20190409022649-727a075fdec8/go.mod h1:IxkesAMoaCRoLrPJdZNZUQp9NfZnzqaVzLhb2VEQzXE=
 k8s.io/apimachinery v0.0.0-20190404173353-6a84e37a896d h1:Jmdtdt1ZnoGfWWIIik61Z7nKYgO3J+swQJtPYsP9wHA=
 k8s.io/apimachinery v0.0.0-20190404173353-6a84e37a896d/go.mod h1:ccL7Eh7zubPUSh9A3USN90/OzHNSVN6zxzde07TDCL0=
@@ -684,6 +698,7 @@ sigs.k8s.io/controller-runtime v0.2.0 h1:5gL30PXOisGZl+Osi4CmLhvMUj77BO3wJeouKF2
 sigs.k8s.io/controller-runtime v0.2.0/go.mod h1:ZHqrRDZi3f6BzONcvlUxkqCKgwasGk5FZrnSv9TVZF4=
 sigs.k8s.io/controller-tools v0.2.0/go.mod h1:8t/X+FVWvk6TaBcsa+UKUBbn7GMtvyBKX30SGl4em6Y=
 sigs.k8s.io/kustomize v2.0.3+incompatible/go.mod h1:MkjgH3RdOWrievjo6c9T245dYlB5QeXV4WCbnt/PEpU=
+sigs.k8s.io/testing_frameworks v0.1.1 h1:cP2l8fkA3O9vekpy5Ks8mmA0NW/F7yBdXf8brkWhVrs=
 sigs.k8s.io/testing_frameworks v0.1.1/go.mod h1:VVBKrHmJ6Ekkfz284YKhQePcdycOzNH9qL6ht1zEr/U=
 sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=

pkg/apis/addtoscheme_cluster_v1alpha1.go

@@ -0,0 +1,10 @@
+package apis
+
+import (
+	"github.com/seaweedfs/seaweedfs-operator/pkg/apis/cluster/v1alpha1"
+)
+
+func init() {
+	// Register the types with the Scheme so the components can map objects to GroupVersionKinds and back
+	AddToSchemes = append(AddToSchemes, v1alpha1.SchemeBuilder.AddToScheme)
+}

pkg/apis/cluster/group.go

@@ -0,0 +1,6 @@
+// Package cluster contains cluster API versions.
+//
+// This file ensures Go source parsers acknowledge the cluster package
+// and any child packages. It can be removed if any other Go source files are
+// added to this package.
+package cluster

pkg/apis/cluster/v1alpha1/doc.go

@@ -0,0 +1,4 @@
+// Package v1alpha1 contains API Schema definitions for the cluster v1alpha1 API group
+// +k8s:deepcopy-gen=package,register
+// +groupName=cluster.seaweedfs.com
+package v1alpha1

pkg/apis/cluster/v1alpha1/register.go

@@ -0,0 +1,19 @@
+// NOTE: Boilerplate only.  Ignore this file.
+
+// Package v1alpha1 contains API Schema definitions for the cluster v1alpha1 API group
+// +k8s:deepcopy-gen=package,register
+// +groupName=cluster.seaweedfs.com
+package v1alpha1
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"sigs.k8s.io/controller-runtime/pkg/scheme"
+)
+
+var (
+	// SchemeGroupVersion is group version used to register these objects
+	SchemeGroupVersion = schema.GroupVersion{Group: "cluster.seaweedfs.com", Version: "v1alpha1"}
+
+	// SchemeBuilder is used to add go types to the GroupVersionKind scheme
+	SchemeBuilder = &scheme.Builder{GroupVersion: SchemeGroupVersion}
+)

pkg/apis/cluster/v1alpha1/seaweedfscluster_types.go

@@ -0,0 +1,96 @@
+package v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// SeaweedfsClusterSpec defines the desired state of SeaweedfsCluster
+// +k8s:openapi-gen=true
+type SeaweedfsClusterSpec struct {
+	Version string                `json:"version,omitempty"`
+	Master  SeaweedfsMasterSpec   `json:"master,omitempty"`
+	Volumes []SeaweedfsVolumeSpec `json:"volumes,omitempty"`
+	Filer   SeaweedfsFilerSpec    `json:"filer,omitempty"`
+}
+
+// SeaweedfsMasterSpec defines the desired state of master server in cluster
+// +k8s:openapi-gen=true
+type SeaweedfsMasterSpec struct {
+	// Replicas a size of a raft cluster.
+	// The master servers are coordinated by Raft protocol, to elect a leader.
+	Replicas int32 `json:"replication_size,omitempty"`
+	// Port set master server http api service port. default is 9333
+	// Master servers also use it identify each other.
+	Port int32 `json:"port,omitempty"`
+	// DisableHTTP if disable http proto, only gRPC operations are allowed.
+	// GRPC port is http port + 10000
+	DisableHTTP bool `json:"disable_http,omitempty"`
+	// DefaultReplication set the data replication policy in volumes. default "000"
+	DefaultReplication string `json:"default_replication,omitempty"`
+}
+
+// SeaweedfsVolumeSpec defines the desired state of volume servers in cluster
+// +k8s:openapi-gen=true
+type SeaweedfsVolumeSpec struct {
+	// Max set the maximum numbers of volumes management by this server.
+	// Each volume is a 30G size file in under layer filesystem. Default is 7
+	Max int32 `json:"max,omitempty"`
+	// CompactionMbps limit background compaction or copying speed in mega bytes per second
+	CompactionMbps int32 `json:"compaction_mbps,omitempty"`
+	//Rack current volume server's rack name
+	Rack string `json:"rack,omitempty"`
+	// DataCenter current volume server's data center name
+	DataCenter string `json:"data_center,omitempty"`
+	// Port volume server api http listen port
+	Port int32 `json:"port,omitempty"`
+}
+
+// SeaweedfsFilerSpec defines the desired state of filer server in cluster
+// +k8s:openapi-gen=true
+type SeaweedfsFilerSpec struct {
+	// Replicas a size of filer replications
+	Replicas int32 `json:"replicas,omitempty"`
+	// DirListLimit limit sub dir listing size, default 100000
+	DirListLimit int32 `json:"dir_list_limit,omitempty"`
+	// DisableDirListing turn off directory listing
+	DisableDirListing bool `json:"disable_dir_listing,omitempty"`
+	// MaxMB split files larger than the limit, default 32
+	MaxMB int32 `json:"max_mb,omitempty"`
+	// Port filer server http listen port
+	Port int32 `json:"port,omitempty"`
+}
+
+// SeaweedfsClusterStatus defines the observed state of SeaweedfsCluster
+// +k8s:openapi-gen=true
+type SeaweedfsClusterStatus struct {
+	// INSERT ADDITIONAL STATUS FIELD - define observed state of cluster
+	// Important: Run "operator-sdk generate k8s" to regenerate code after modifying this file
+	// Add custom validation using kubebuilder tags: https://book-v1.book.kubebuilder.io/beyond_basics/generating_crd.html
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// SeaweedfsCluster is the Schema for the seaweedfsclusters API
+// +k8s:openapi-gen=true
+// +kubebuilder:subresource:status
+// +kubebuilder:resource:path=seaweedfsclusters,scope=Namespaced
+type SeaweedfsCluster struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   SeaweedfsClusterSpec   `json:"spec,omitempty"`
+	Status SeaweedfsClusterStatus `json:"status,omitempty"`
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// SeaweedfsClusterList contains a list of SeaweedfsCluster
+type SeaweedfsClusterList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []SeaweedfsCluster `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&SeaweedfsCluster{}, &SeaweedfsClusterList{})
+}

pkg/apis/cluster/v1alpha1/zz_generated.deepcopy.go

@@ -0,0 +1,157 @@
+// +build !ignore_autogenerated
+
+// Code generated by operator-sdk. DO NOT EDIT.
+
+package v1alpha1
+
+import (
+	runtime "k8s.io/apimachinery/pkg/runtime"
+)
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SeaweedfsCluster) DeepCopyInto(out *SeaweedfsCluster) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
+	in.Spec.DeepCopyInto(&out.Spec)
+	out.Status = in.Status
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SeaweedfsCluster.
+func (in *SeaweedfsCluster) DeepCopy() *SeaweedfsCluster {
+	if in == nil {
+		return nil
+	}
+	out := new(SeaweedfsCluster)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *SeaweedfsCluster) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SeaweedfsClusterList) DeepCopyInto(out *SeaweedfsClusterList) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	out.ListMeta = in.ListMeta
+	if in.Items != nil {
+		in, out := &in.Items, &out.Items
+		*out = make([]SeaweedfsCluster, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SeaweedfsClusterList.
+func (in *SeaweedfsClusterList) DeepCopy() *SeaweedfsClusterList {
+	if in == nil {
+		return nil
+	}
+	out := new(SeaweedfsClusterList)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *SeaweedfsClusterList) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SeaweedfsClusterSpec) DeepCopyInto(out *SeaweedfsClusterSpec) {
+	*out = *in
+	out.Master = in.Master
+	if in.Volumes != nil {
+		in, out := &in.Volumes, &out.Volumes
+		*out = make([]SeaweedfsVolumeSpec, len(*in))
+		copy(*out, *in)
+	}
+	out.Filer = in.Filer
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SeaweedfsClusterSpec.
+func (in *SeaweedfsClusterSpec) DeepCopy() *SeaweedfsClusterSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(SeaweedfsClusterSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SeaweedfsClusterStatus) DeepCopyInto(out *SeaweedfsClusterStatus) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SeaweedfsClusterStatus.
+func (in *SeaweedfsClusterStatus) DeepCopy() *SeaweedfsClusterStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(SeaweedfsClusterStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SeaweedfsFilerSpec) DeepCopyInto(out *SeaweedfsFilerSpec) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SeaweedfsFilerSpec.
+func (in *SeaweedfsFilerSpec) DeepCopy() *SeaweedfsFilerSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(SeaweedfsFilerSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SeaweedfsMasterSpec) DeepCopyInto(out *SeaweedfsMasterSpec) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SeaweedfsMasterSpec.
+func (in *SeaweedfsMasterSpec) DeepCopy() *SeaweedfsMasterSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(SeaweedfsMasterSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *SeaweedfsVolumeSpec) DeepCopyInto(out *SeaweedfsVolumeSpec) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SeaweedfsVolumeSpec.
+func (in *SeaweedfsVolumeSpec) DeepCopy() *SeaweedfsVolumeSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(SeaweedfsVolumeSpec)
+	in.DeepCopyInto(out)
+	return out
+}

pkg/apis/cluster/v1alpha1/zz_generated.openapi.go

@@ -0,0 +1,256 @@
+// +build !ignore_autogenerated
+
+// This file was autogenerated by openapi-gen. Do not edit it manually!
+
+package v1alpha1
+
+import (
+	"github.com/go-openapi/spec"
+	"k8s.io/kube-openapi/pkg/common"
+)
+
+func GetOpenAPIDefinitions(ref common.ReferenceCallback) map[string]common.OpenAPIDefinition {
+	return map[string]common.OpenAPIDefinition{
+		"./pkg/apis/cluster/v1alpha1.SeaweedfsCluster":       schema_pkg_apis_cluster_v1alpha1_SeaweedfsCluster(ref),
+		"./pkg/apis/cluster/v1alpha1.SeaweedfsClusterSpec":   schema_pkg_apis_cluster_v1alpha1_SeaweedfsClusterSpec(ref),
+		"./pkg/apis/cluster/v1alpha1.SeaweedfsClusterStatus": schema_pkg_apis_cluster_v1alpha1_SeaweedfsClusterStatus(ref),
+		"./pkg/apis/cluster/v1alpha1.SeaweedfsFilerSpec":     schema_pkg_apis_cluster_v1alpha1_SeaweedfsFilerSpec(ref),
+		"./pkg/apis/cluster/v1alpha1.SeaweedfsMasterSpec":    schema_pkg_apis_cluster_v1alpha1_SeaweedfsMasterSpec(ref),
+		"./pkg/apis/cluster/v1alpha1.SeaweedfsVolumeSpec":    schema_pkg_apis_cluster_v1alpha1_SeaweedfsVolumeSpec(ref),
+	}
+}
+
+func schema_pkg_apis_cluster_v1alpha1_SeaweedfsCluster(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "SeaweedfsCluster is the Schema for the seaweedfsclusters API",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"kind": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Kind is a string value representing the REST resource this object represents. Servers may infer this from the endpoint the client submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+					"apiVersion": {
+						SchemaProps: spec.SchemaProps{
+							Description: "APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+					"metadata": {
+						SchemaProps: spec.SchemaProps{
+							Ref: ref("k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"),
+						},
+					},
+					"spec": {
+						SchemaProps: spec.SchemaProps{
+							Ref: ref("./pkg/apis/cluster/v1alpha1.SeaweedfsClusterSpec"),
+						},
+					},
+					"status": {
+						SchemaProps: spec.SchemaProps{
+							Ref: ref("./pkg/apis/cluster/v1alpha1.SeaweedfsClusterStatus"),
+						},
+					},
+				},
+			},
+		},
+		Dependencies: []string{
+			"./pkg/apis/cluster/v1alpha1.SeaweedfsClusterSpec", "./pkg/apis/cluster/v1alpha1.SeaweedfsClusterStatus", "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"},
+	}
+}
+
+func schema_pkg_apis_cluster_v1alpha1_SeaweedfsClusterSpec(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "SeaweedfsClusterSpec defines the desired state of SeaweedfsCluster",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"version": {
+						SchemaProps: spec.SchemaProps{
+							Type:   []string{"string"},
+							Format: "",
+						},
+					},
+					"master": {
+						SchemaProps: spec.SchemaProps{
+							Ref: ref("./pkg/apis/cluster/v1alpha1.SeaweedfsMasterSpec"),
+						},
+					},
+					"volumes": {
+						SchemaProps: spec.SchemaProps{
+							Type: []string{"array"},
+							Items: &spec.SchemaOrArray{
+								Schema: &spec.Schema{
+									SchemaProps: spec.SchemaProps{
+										Ref: ref("./pkg/apis/cluster/v1alpha1.SeaweedfsVolumeSpec"),
+									},
+								},
+							},
+						},
+					},
+					"filer": {
+						SchemaProps: spec.SchemaProps{
+							Ref: ref("./pkg/apis/cluster/v1alpha1.SeaweedfsFilerSpec"),
+						},
+					},
+				},
+			},
+		},
+		Dependencies: []string{
+			"./pkg/apis/cluster/v1alpha1.SeaweedfsFilerSpec", "./pkg/apis/cluster/v1alpha1.SeaweedfsMasterSpec", "./pkg/apis/cluster/v1alpha1.SeaweedfsVolumeSpec"},
+	}
+}
+
+func schema_pkg_apis_cluster_v1alpha1_SeaweedfsClusterStatus(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "SeaweedfsClusterStatus defines the observed state of SeaweedfsCluster",
+				Type:        []string{"object"},
+			},
+		},
+	}
+}
+
+func schema_pkg_apis_cluster_v1alpha1_SeaweedfsFilerSpec(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "SeaweedfsFilerSpec defines the desired state of filer server in cluster",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"replicas": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Replicas a size of filer replications",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+					"dir_list_limit": {
+						SchemaProps: spec.SchemaProps{
+							Description: "DirListLimit limit sub dir listing size, default 100000",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+					"disable_dir_listing": {
+						SchemaProps: spec.SchemaProps{
+							Description: "DisableDirListing turn off directory listing",
+							Type:        []string{"boolean"},
+							Format:      "",
+						},
+					},
+					"max_mb": {
+						SchemaProps: spec.SchemaProps{
+							Description: "MaxMB split files larger than the limit, default 32",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+					"port": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Port filer server http listen port",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+func schema_pkg_apis_cluster_v1alpha1_SeaweedfsMasterSpec(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "SeaweedfsMasterSpec defines the desired state of master server in cluster",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"replication_size": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Replicas a size of a raft cluster. The master servers are coordinated by Raft protocol, to elect a leader.",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+					"port": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Port set master server http api service port. default is 9333 Master servers also use it identify each other.",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+					"disable_http": {
+						SchemaProps: spec.SchemaProps{
+							Description: "DisableHTTP if disable http proto, only gRPC operations are allowed. GRPC port is http port + 10000",
+							Type:        []string{"boolean"},
+							Format:      "",
+						},
+					},
+					"default_replication": {
+						SchemaProps: spec.SchemaProps{
+							Description: "DefaultReplication set the data replication policy in volumes. default \"000\"",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+func schema_pkg_apis_cluster_v1alpha1_SeaweedfsVolumeSpec(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "SeaweedfsVolumeSpec defines the desired state of volume servers in cluster",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"max": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Max set the maximum numbers of volumes management by this server. Each volume is a 30G size file in under layer filesystem. Default is 7",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+					"compaction_mbps": {
+						SchemaProps: spec.SchemaProps{
+							Description: "CompactionMbps limit background compaction or copying speed in mega bytes per second",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+					"rack": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Rack current volume server's rack name",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+					"data_center": {
+						SchemaProps: spec.SchemaProps{
+							Description: "DataCenter current volume server's data center name",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+					"port": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Port volume server api http listen port",
+							Type:        []string{"integer"},
+							Format:      "int32",
+						},
+					},
+				},
+			},
+		},
+	}
+}

pkg/controller/add_seaweedfscluster.go

@@ -0,0 +1,10 @@
+package controller
+
+import (
+	"github.com/seaweedfs/seaweedfs-operator/pkg/controller/seaweedfscluster"
+)
+
+func init() {
+	// AddToManagerFuncs is a list of functions to create controllers and add them to a manager.
+	AddToManagerFuncs = append(AddToManagerFuncs, seaweedfscluster.Add)
+}

pkg/controller/seaweedfscluster/seaweedfscluster_controller.go

@@ -0,0 +1,153 @@
+package seaweedfscluster
+
+import (
+	"context"
+
+	clusterv1alpha1 "github.com/seaweedfs/seaweedfs-operator/pkg/apis/cluster/v1alpha1"
+	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/types"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+	"sigs.k8s.io/controller-runtime/pkg/controller"
+	"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
+	"sigs.k8s.io/controller-runtime/pkg/handler"
+	logf "sigs.k8s.io/controller-runtime/pkg/log"
+	"sigs.k8s.io/controller-runtime/pkg/manager"
+	"sigs.k8s.io/controller-runtime/pkg/reconcile"
+	"sigs.k8s.io/controller-runtime/pkg/source"
+)
+
+var log = logf.Log.WithName("controller_seaweedfscluster")
+
+/**
+* USER ACTION REQUIRED: This is a scaffold file intended for the user to modify with their own Controller
+* business logic.  Delete these comments after modifying this file.*
+ */
+
+// Add creates a new SeaweedfsCluster Controller and adds it to the Manager. The Manager will set fields on the Controller
+// and Start it when the Manager is Started.
+func Add(mgr manager.Manager) error {
+	return add(mgr, newReconciler(mgr))
+}
+
+// newReconciler returns a new reconcile.Reconciler
+func newReconciler(mgr manager.Manager) reconcile.Reconciler {
+	return &ReconcileSeaweedfsCluster{client: mgr.GetClient(), scheme: mgr.GetScheme()}
+}
+
+// add adds a new Controller to mgr with r as the reconcile.Reconciler
+func add(mgr manager.Manager, r reconcile.Reconciler) error {
+	// Create a new controller
+	c, err := controller.New("seaweedfscluster-controller", mgr, controller.Options{Reconciler: r})
+	if err != nil {
+		return err
+	}
+
+	// Watch for changes to primary resource SeaweedfsCluster
+	err = c.Watch(&source.Kind{Type: &clusterv1alpha1.SeaweedfsCluster{}}, &handler.EnqueueRequestForObject{})
+	if err != nil {
+		return err
+	}
+
+	// TODO(user): Modify this to be the types you create that are owned by the primary resource
+	// Watch for changes to secondary resource Pods and requeue the owner SeaweedfsCluster
+	err = c.Watch(&source.Kind{Type: &corev1.Pod{}}, &handler.EnqueueRequestForOwner{
+		IsController: true,
+		OwnerType:    &clusterv1alpha1.SeaweedfsCluster{},
+	})
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// blank assignment to verify that ReconcileSeaweedfsCluster implements reconcile.Reconciler
+var _ reconcile.Reconciler = &ReconcileSeaweedfsCluster{}
+
+// ReconcileSeaweedfsCluster reconciles a SeaweedfsCluster object
+type ReconcileSeaweedfsCluster struct {
+	// This client, initialized using mgr.Client() above, is a split client
+	// that reads objects from the cache and writes to the apiserver
+	client client.Client
+	scheme *runtime.Scheme
+}
+
+// Reconcile reads that state of the cluster for a SeaweedfsCluster object and makes changes based on the state read
+// and what is in the SeaweedfsCluster.Spec
+// TODO(user): Modify this Reconcile function to implement your Controller logic.  This example creates
+// a Pod as an example
+// Note:
+// The Controller will requeue the Request to be processed again if the returned error is non-nil or
+// Result.Requeue is true, otherwise upon completion it will remove the work from the queue.
+func (r *ReconcileSeaweedfsCluster) Reconcile(request reconcile.Request) (reconcile.Result, error) {
+	reqLogger := log.WithValues("Request.Namespace", request.Namespace, "Request.Name", request.Name)
+	reqLogger.Info("Reconciling SeaweedfsCluster")
+
+	// Fetch the SeaweedfsCluster instance
+	instance := &clusterv1alpha1.SeaweedfsCluster{}
+	err := r.client.Get(context.TODO(), request.NamespacedName, instance)
+	if err != nil {
+		if errors.IsNotFound(err) {
+			// Request object not found, could have been deleted after reconcile request.
+			// Owned objects are automatically garbage collected. For additional cleanup logic use finalizers.
+			// Return and don't requeue
+			return reconcile.Result{}, nil
+		}
+		// Error reading the object - requeue the request.
+		return reconcile.Result{}, err
+	}
+
+	// Define a new Pod object
+	pod := newPodForCR(instance)
+
+	// Set SeaweedfsCluster instance as the owner and controller
+	if err := controllerutil.SetControllerReference(instance, pod, r.scheme); err != nil {
+		return reconcile.Result{}, err
+	}
+
+	// Check if this Pod already exists
+	found := &corev1.Pod{}
+	err = r.client.Get(context.TODO(), types.NamespacedName{Name: pod.Name, Namespace: pod.Namespace}, found)
+	if err != nil && errors.IsNotFound(err) {
+		reqLogger.Info("Creating a new Pod", "Pod.Namespace", pod.Namespace, "Pod.Name", pod.Name)
+		err = r.client.Create(context.TODO(), pod)
+		if err != nil {
+			return reconcile.Result{}, err
+		}
+
+		// Pod created successfully - don't requeue
+		return reconcile.Result{}, nil
+	} else if err != nil {
+		return reconcile.Result{}, err
+	}
+
+	// Pod already exists - don't requeue
+	reqLogger.Info("Skip reconcile: Pod already exists", "Pod.Namespace", found.Namespace, "Pod.Name", found.Name)
+	return reconcile.Result{}, nil
+}
+
+// newPodForCR returns a busybox pod with the same name/namespace as the cr
+func newPodForCR(cr *clusterv1alpha1.SeaweedfsCluster) *corev1.Pod {
+	labels := map[string]string{
+		"app": cr.Name,
+	}
+	return &corev1.Pod{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      cr.Name + "-pod",
+			Namespace: cr.Namespace,
+			Labels:    labels,
+		},
+		Spec: corev1.PodSpec{
+			Containers: []corev1.Container{
+				{
+					Name:    "busybox",
+					Image:   "busybox",
+					Command: []string{"sleep", "3600"},
+				},
+			},
+		},
+	}
+}